Select the best answer for the question. 6. Which of the following accurately describes the behavior of water when subjected to temperature change?
es -
1).
A. A mass of water will expand if heated from 0°C to 2°C.
B. The volume of water will increase if cooled from 3°C to 2°C.
C. A mass of water will contract if cooled from 1°C to 0°C.
O D. The volume of water will decrease if heated from 6°C to 7°C. A
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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

The diagram below shows a cell placed in a solution. a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution. only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it. it will expand as water moves into it. it will shrink as water moves into it.

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation